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C6.6 Engine Assembly For M322DMH Wheel Excavator Construction Engine

Categories Construction Engine
Price: $8650 - $10100
Packaging Details: Wooden Box
Application:: Excavator Spare Parts
Product Name: Construction Engine
Model Number: C6.6
Supply Ability: 999
Model: C6.6
Payment:: T/T, Western Union, MoneyGram
Payment Terms: T/T,D/P,D/A,L/C
Condition: New
Brand Name: CAT
Delivery Time: 7-14 work days
Size: A standard size
Delivery: 7-14 Working Days
Place of Origin: China
MOQ: 1
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C6.6 Engine Assembly For M322DMH Wheel Excavator Construction Engine

C6.6 Engine Assembly For M322DMH Wheel Excavator Construction Engine
Complete C6.6 engine assembly designed specifically for M322DMH wheel excavator material handler applications. This 6.6L inline 6 turbo aftercooled diesel motor serves as a direct replacement engine for 320D and 324D excavators, featuring common rail technology and industrial-grade construction.
Key Features
  • Dedicated power calibration customized for M322DMH material handler equipment, balancing road travel power and material lifting low-speed torque for frequent loading and driving switching scenarios
  • ACERT electronic common rail multi-stage injection system optimizes fuel combustion, reduces fuel consumption during long-time port waste stacking continuous operation, and lowers exhaust smoke
  • Hydraulic driven variable speed cooling fan automatically adjusts rotation speed based on coolant temperature, cutting idle power loss and lowering overall engine noise
  • Reinforced four-valve per cylinder cast iron cylinder head with replaceable wet cylinder liner supports single cylinder maintenance without full engine disassembly, saving overhaul costs
  • Unified original mounting holes and pipeline interfaces exclusively match M322DMH wheel excavator frame for direct bolt-on replacement without frame cutting or wiring modification
  • Built-in complete ECM fault diagnosis system quickly locates hydraulic linkage and engine circuit failures, reducing equipment downtime for recycling yard and port operations
Product Specifications
ItemParameter Details
Main OE Part Number309-6663 266-7632
Cross Reference Part Number276-4881 324-0332 294-1788 312-4901 282-9044
Matching Engine ModelC6.6 ACERT C6.6 MH C6.6 Industrial
Engine LayoutInline 6 Cylinder Four Stroke Vertical Water Cooled Diesel
Displacement6.6L
Bore × Stroke105mm × 127mm Compression Ratio:16.5:1
Rated Power123kW 165HP @ 2000RPM
Max Torque750N*m @ 1400RPM
Intake SystemTurbocharged Air To Air Aftercooled
Fuel ControlACERT Electronic Common Rail With ECM Module
Power Supply24V Electrical System
Emission LevelEPA Tier 3 EU Stage IIIA
Net Weight695KG
Outer Dimension1064×753×907MM
Available GradeNew OEM Original Remanufactured Full Rebuild Pre-tested Used Unit
FOB Price$2420-$8360 Depends On Product Grade
Compatible Applications
CategoryReplaceable Part Numbers & Compatible Models
General OEM Series309-6663 266-7632
Cross Reference OEM Numbers276-4881 324-0332 294-1788 312-4901 282-9044
Compatible Engine ModelsC6.6 ACERT C6.6 MH C6.6 Industrial C6.6-G
Compatible Excavator & Handler ModelsM322DMH M316D M318D 320D 320DL 324D 324DL
Compatible Generator Equipment200-250KVA stationary diesel generator set
Compatible Industrial MachineryPort waste recycling handling equipment
Product Images
CAT C6.6 Complete Diesel Engine Assembly front view CAT C6.6 Engine side view showing components CAT C6.6 Engine top view with detailed labeling CAT C6.6 Engine installation in industrial equipment CAT C6.6 Engine close-up of turbocharger system
Frequently Asked Questions
Can engine part number 309-6663 fit CAT 320D excavator directly?
Mounting dimension fits but power calibration differs. Better choose corresponding 294-1788 engine assembly for track excavator.
Does complete engine include supporting accessories?
Whole assembly contains cylinder block, cylinder head, turbocharger, injectors, ECM, starter, alternator, manifolds and all installation gaskets.
What cross serial numbers can interchange 309-6663?
266-7632 is fully interchangeable with main OE 309-6663. Other cross parts apply to different equipment variants.
Buy C6.6 Engine Assembly For M322DMH Wheel Excavator Construction Engine at wholesale prices
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